Manual
     Smart Machine Smart Decision 
SIM800 Series_AT Command Manual_V1.09  304  2015-08-03 
If some error occur: 
+POP3OUT: <code> 
Parameters 
<msgNumber> The message number of Email. 
<size> The size of Email <msgNumber> and the unit is in byte. 
<code> The result of logging out POP3 server 
1 Normally log out POP3 server 
61 Network error 
62 DNS resolve error 
63 POP3 tcp connection error 
64 Timeout of POP3 server response 
Parameter Saving 
Mode 
NO_SAVE 
Max Response Time - 
Reference 
Note 
14.2.17 AT+POP3UIDL Get the Specific Email Unique-id 
AT+POP3UIDL Get the Specific Email Unique-id 
Response 
+POP3UIDL: (range of supported <msgNumber>s) 
OK 
Test Command 
AT+POP3UIDL=? 
Parameters 
See Write Command 
Response 
OK 
If error is related to ME functionality: 
ERROR 
If POP3 server issues a positive response: 
+POP3UIDL: 1,<msgNumber>,<uid> 
If POP3 server issues a negative response: 
+POP3UIDL: 0 
If some error occur: 
+POP3OUT: <code> 
Write Command 
AT+POP3UIDL=<
m
sgNumber> 
Parameters 
<msgNumber> The message number of Email . 
<UID>  The Email unique-id, the unique-id is an arbitrary 










